| Équations équilibrées la veille |
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
KOH + H{3}PO{4} = K{3}PO{4} + H{2} + O =>
KOH + 5 H{3}PO{4} = K{3}PO{4} + 6 H{2} + O
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Zn + CuBr2 = ZnBr + Cu =>
2 Zn + CuBr2 = 2 ZnBr + Cu
H2C2O4 + O2 = CO2 + H2O =>
2 H2C2O4 + O2 = 4 CO2 + 2 H2O
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Ba(ClO3)2 = BaCl2 + O2 =>
Ba(ClO3)2 = BaCl2 + 3 O2
N2O5(g) = N2O4(g) + O2(g) =>
2 N2O5(g) = 2 N2O4(g) + O2(g)
CH2CH2 + HOH = CH3CH2OH =>
CH2CH2 + HOH = CH3CH2OH
K3[FeF6] + KSCN = Fe(SCN)2 + KF + F2 =>
2 K3[FeF6] + 4 KSCN = 2 Fe(SCN)2 + 10 KF + F2
C6H12 + Br2 = C6H11Br + HBr =>
C6H12 + Br2 = C6H11Br + HBr
Y2O3 + Ba(NO3)2 + CuO = YBa2Cu3O7 + NO2 + O2 =>
2 Y2O3 + 8 Ba(NO3)2 + 12 CuO = 4 YBa2Cu3O7 + 16 NO2 + 3 O2
H3PO4(aq) + NaOH(aq) = H2O(l) + Na2HPO4(aq) =>
H3PO4(aq) + 2 NaOH(aq) = 2 H2O(l) + Na2HPO4(aq)
Al2(SO4)3 + H2SO4 = Al(HSO4)3 =>
Al2(SO4)3 + 3 H2SO4 = 2 Al(HSO4)3
NaOH + C2H4O2 = NaC2H3O2 + H2O =>
NaOH + C2H4O2 = NaC2H3O2 + H2O
C + BaSO4 = CO + BaS =>
4 C + BaSO4 = 4 CO + BaS
V + KOH + O2 = KVO3 + H2O =>
4 V + 4 KOH + 5 O2 = 4 KVO3 + 2 H2O
Al(s) + H2O(l) = Al3O4(s) + H2(g) =>
3 Al(s) + 4 H2O(l) = Al3O4(s) + 4 H2(g)
PbCl2 + NaClO = PbO + NaCl + Cl =>
PbCl2 + NaClO = PbO + NaCl + 2 Cl
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
[Co(CN)5]{3-} + CN{-} = [Co(CN)6]{3-} + e =>
[Co(CN)5]{3-} + CN{-} = [Co(CN)6]{3-} + e
FeCl3 + Na(CH3COO) + H2O = [Fe3O(CH3COO)6(H2O)3]CH3COO + CH3COOH + NaCl =>
3 FeCl3 + 9 Na(CH3COO) + 4 H2O = [Fe3O(CH3COO)6(H2O)3]CH3COO + 2 CH3COOH + 9 NaCl
KAlSO4 + HCl = KAlCl2 + H2SO4 =>
KAlSO4 + 2 HCl = KAlCl2 + H2SO4
Li + O = LiOLiO =>
2 Li + 2 O = LiOLiO
Ag3AsO3 + NH4OH = Ag(NH3)2 + AsO3 + H2O =>
Ag3AsO3 + 6 NH4OH = 3 Ag(NH3)2 + AsO3 + 6 H2O
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
CH3CH2CH2NH2 + H2O = CH3CH2CH2NH3{-} + OH{+} =>
CH3CH2CH2NH2 + H2O = CH3CH2CH2NH3{-} + OH{+}
Be(HSO3)2 + Be(OH)2 = BeSO3 + H2O =>
Be(HSO3)2 + Be(OH)2 = 2 BeSO3 + 2 H2O
ZnSO4 + H2O = Zn + H2SO3 + O2 =>
ZnSO4 + H2O = Zn + H2SO3 + O2
Zn + Al3 = AlZn =>
3 Zn + Al3 = 3 AlZn
CrO3 + NO + H2O = Cr(OH)3 + HNO3 =>
CrO3 + NO + 2 H2O = Cr(OH)3 + HNO3
PbCl2 + O2 = Pb + ClO2 =>
PbCl2 + 2 O2 = Pb + 2 ClO2
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
C3H6O3 + O2 = CO2 + H2O =>
C3H6O3 + 3 O2 = 3 CO2 + 3 H2O
HCH2COOH + NaOH = CH2COOH + NaOH2 =>
HCH2COOH + NaOH = CH2COOH + NaOH2
Fe(iii) + HCl = Fe(iii)Cl + H2 =>
2 Fe(iii) + 2 HCl = 2 Fe(iii)Cl + H2
Mg(NO3)2 + K3PO4 = Mg3(PO4)2 + KNO3 =>
3 Mg(NO3)2 + 2 K3PO4 = Mg3(PO4)2 + 6 KNO3
Al(ClO3)3 = O2 + Al(ClO)3 =>
Al(ClO3)3 = 3 O2 + Al(ClO)3
NaClO + I2 = NaI + O + Cl =>
2 NaClO + I2 = 2 NaI + 2 O + 2 Cl
PbS + Ca = CaS + Pb =>
PbS + Ca = CaS + Pb
C4H6 + Cl2 = C4H4Cl2 + H2 =>
C4H6 + Cl2 = C4H4Cl2 + H2
Sn + H2O = HSnO2 + H =>
Sn + 2 H2O = HSnO2 + 3 H
CaMg(CO3)2 = Ca + Mg + CO3 =>
CaMg(CO3)2 = Ca + Mg + 2 CO3
CH3CH2COOH + Mg = CH3CH2COOMg + H2 =>
2 CH3CH2COOH + 2 Mg = 2 CH3CH2COOMg + H2
Na2CrO4 = Na2O + Cr2O3 + O2 =>
4 Na2CrO4 = 4 Na2O + 2 Cr2O3 + 3 O2
CaMg(CO3)2 = CaCO3 + MgCO3 =>
CaMg(CO3)2 = CaCO3 + MgCO3
(NH4)2S + HNO3 = (NH4)2SO4 + NO + H2O =>
3(NH4)2S + 8 HNO3 = 3(NH4)2SO4 + 8 NO + 4 H2O
C6H6O2 + O2 = CO + H2O =>
2 C6H6O2 + 7 O2 = 12 CO + 6 H2O
Yb(NO3)3(H2O)5 + SiO(NO3)2 + C19H42BrN = Yb2Si2O7 + CO2 + H2O + N2 + Br2 =>
236 Yb(NO3)3(H2O)5 + 236 SiO(NO3)2 + 50 C19H42BrN = 118 Yb2Si2O7 + 950 CO2 + 2230 H2O + 615 N2 + 25 Br2
N2 + H2O = NH3 + O2 =>
2 N2 + 6 H2O = 4 NH3 + 3 O2
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Équations équilibrées sur01/07/25
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